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args<-commandArgs(TRUE)
options(digits=22)
library("Matrix")
library("matrixStats")

X = matrix(seq(1,6000)/6000, 600, 10, byrow=TRUE);
C = matrix(seq(1,40)/40, 4, 10, byrow=TRUE);

D =  -2 * (X %*% t(C)) + matrix(1,nrow(X),1)%*%t(rowSums (C ^ 2));
P = (D <= (rowMins (D) %*% matrix(1, 1, ncol(D))));
aggr_P = t(apply(t(P), 2, cumsum));
R = rowSums (aggr_P == 0) + 1

writeMM(as(R, "CsparseMatrix"), paste(args[2], "S", sep="")); 
